Direct (nonstop) flights from Dallas to Saint Louis
1 airline flys nonstop from Dallas Love Fld (DAL) to Saint Louis Airport (STL). It's 545 miles (877 km), about 1h 45m in the air. Operated by Southwest Airlines.
Southwest Airlines
Route data last updated: May 31, 2026
Airlines with non-stop flights
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Dallas to Saint Louis with one stop · direct emits 101 kg CO₂ per passenger
Looking for the return flight?
STL → DAL: Flights from Saint Louis to DallasOther direct flights from Dallas
Direct flights from Saint Louis (STL)
Frequently Asked Questions
How long is the direct flight from Dallas to Saint Louis?
A nonstop flight from Dallas (DAL) to Saint Louis (STL) takes approximately 1 hours and 45 minutes. The distance is 545 miles (877 km).
Which airlines fly nonstop from Dallas to Saint Louis?
Just Southwest Airlines.
Is there a nonstop flight from Dallas to Saint Louis?
Yes. 1 airline: Southwest Airlines.
How far is Dallas from Saint Louis?
The flight distance from Dallas to Saint Louis is 545 miles (877 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Dallas to Saint Louis?
At 1h 45m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Dallas to Saint Louis?
Roughly 101 kg CO2 per passenger one-way. That's about the same as driving 505 km.
Is the return flight from Saint Louis to Dallas also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Dallas to Saint Louis?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Dallas Love Fld for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.